Clearly one can determine from this photo of an alien space craft taken in China June 1942 that:
The eleven forward facing windows display the three clearly visible aliens are two and a half meters tall each weighing 86 kilos, also each is holding a beverage with unusual markings.
The markings indicate the craft is military in nature given the gamma ray tubes on the left portion of the "craft" and three banks of exhaust tubes running up underneath the craft...